Performance

What is the Maximum vSAN VMDK Size?

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How big should my VMDKs be on vSAN? I recently was asked about VMDK size best practices with vSAN. The maximum supported VMDK size is 62TB. Much like discussions around the largest size for a vSAN or vSphere cluster (Check out this post!), this is very much a nuanced operational discussion with a lot of Read more...

Performance Capabilities in Relation to vSAN Cluster Size

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The flexibility of cluster design and sizing is one of the key benefits with vSAN. This naturally leads to questions on the performance capabilities of vSAN relative to cluster size. Will an application run faster if the cluster consists of more hosts versus fewer hosts? The simple answer is “no” and has been covered in Read more...
vForum

#vSANChat: How to Make the Most of vForum Online Fall 2019

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vSAN Tweet Chats give you the unique opportunity to participate in a live discussion with VMware experts and ask all of your burning questions related to the topic at hand. We previously discussed tips for getting started with vSAN and how to prepare for VMworld. In our most recent #vSANChat, we turn our attention towards Read more...
Data placement availability

Feature in Five: vSAN Data Placement and Availability

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Welcome to “Feature in Five” our byte-sized yet expansive explanation of various industry-leading VMware product solutions, all in -you guessed- five short minutes! Last time, we video-profiled Cloud-Native Storage on vSAN; in this edition, we turn our attention to vSAN Data Placement and Availability. In this Feature in Five, our vSAN expert, Jeff Hunter, demos how Read more...
vSAN 6.7 Update 3

vSAN 6.7 Update 3 – What’s New

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VMware vSAN continues to be the Hyperconverged Infrastructure (HCI) market leader. vSAN has proven to be a great fit for all types of workloads, with over 20,000 customers.  Traditional applications like Microsoft SQL Server and SAP HANA; next-generation applications like Cassandra, Splunk, and MongoDB; and even container-based services orchestrated through Kubernetes are run on vSAN Read more...
vSAN 6.7 Update 3

Announcing vSAN 6.7 Update 3 and Enterprise Plus Edition

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vSAN 6.7 Update 3 Integrates Cloud-Native Application Storage Support and More! We’re excited to announce the upcoming release of the industry-leading hyperconverged infrastructure software, VMware vSAN. As applications continue to evolve, the infrastructure needs to be flexible enough to support those changes, and 6.7 Update 3 provides new capabilities to help administrators manage cloud-native applications Read more...

Performance Troubleshooting – Which vSAN Performance Metrics Should be Looked at First?

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  Troubleshooting performance issues can be a complex undertaking for many administrators, regardless of the underlying infrastructure and topology. A distributed storage platform like vSAN introduces other elements that can influence performance as well, and the practices for troubleshooting should accommodate for those considerations. The guidance provided below will help an administrator use the metrics Read more...